Is Costco Gas bad quality?

Costco’s gas may often be the cheapest in town, but it’s still high-quality. Kirkland Signature fuel meets Top Tier standards, which means it has deposit control additives to clean your engine and help it run more efficiently. Costco isn’t the only Top Tier gasoline retailer around.

Is Shell gas better?

WHY SHOULD YOU USE SHELL GASOLINE? All grades of Shell Gasoline provide unsurpassed protection against gunk. Shell Gasoline contains a patented cleaning system that actively cleans intake valves and fuel injectors and protects against future build up. No other gasoline protects better against gunk!

What brand of gas does Costco use?

Costco’s own-brand Kirkland Signature gas is considered excellent quality and is “Top Tier” standard gasoline, meaning it far surpasses US government additive requirements. Additionally, Costco sells gas at several cents less per gallon than their average competitors.

Where does Costco get gas from?

Q: Where does Costco get its fuel? A: Costco buys fuel from major refineries and distributors in each area. All Kirkland Signature™ Fuel is guaranteed, just like the merchandise we sell inside the warehouse.

Is Costco gas a TOP TIER gasoline?

What is “Top Tier Gasoline” & Why It Matters It’s At CostCo. Early Forced Induction vehicles are especially sensitive to these things. Thanks to the availability of Top Tier rated fuel at CostCo, it means you can now fuel up your performance vehicle at CostCo with confidence and save a few bucks on gas, especially with gas prices inching towards $4.50/gallon again every day.

Is Costco gas top tier?

Thanks to the availability of Top Tier rated fuel at CostCo, it means you can now fuel up your performance vehicle at CostCo with confidence and save a few bucks on gas, especially with gas prices inching towards $4.50/gallon again every day.

Does Costco sell TOP TIER gasoline?

Only Top Tier gasoline is sold at Costco. Costco’s gas may be the cheapest in town, but it’s still high-quality. Kirkland Signature fuel meets Top Tier standards, which means it has deposit control additives to clean your engine and help it run more efficiently. It doesn’t matter whether you buy regular or premium grades of fuel, you’re always getting Top Tier gas at Costco.

What brand of gasoline does Costco sell?

Costco is a licensed TOP TIER brand that sells its own formulation of Kirkland Signature Gasoline, which contains five times the deposit control additives required by the EPA.